Analysis
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max time kernel
146s -
max time network
105s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
21-05-2024 18:27
Static task
static1
Behavioral task
behavioral1
Sample
09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe
Resource
win10v2004-20240426-en
General
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Target
09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe
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Size
237KB
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MD5
de358ea49318c979e5b6659c5fc0ccbc
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SHA1
809b5ed6a7c65684ef4078d542e7ba887a9dc746
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SHA256
09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83
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SHA512
08b1c50a46e9d6bef725cdadb397352b33fec66a9016edd5d097f9566934814de7f59792a5873c691d354c69de333de731dda877cd3d022d534f817cd3e77917
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SSDEEP
6144:jA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:jATuTAnKGwUAWVycQqgj
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 2372 4212 WerFault.exe winver.exe 2648 2264 WerFault.exe 09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe -
Modifies data under HKEY_USERS 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3472 Explorer.EXE Token: SeCreatePagefilePrivilege 3472 Explorer.EXE Token: SeShutdownPrivilege 3472 Explorer.EXE Token: SeCreatePagefilePrivilege 3472 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
winver.exe09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exepid process 4212 winver.exe 2264 09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3472 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exewinver.exedescription pid process target process PID 2264 wrote to memory of 4212 2264 09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe winver.exe PID 2264 wrote to memory of 4212 2264 09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe winver.exe PID 2264 wrote to memory of 4212 2264 09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe winver.exe PID 2264 wrote to memory of 4212 2264 09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe winver.exe PID 4212 wrote to memory of 3472 4212 winver.exe Explorer.EXE PID 2264 wrote to memory of 3472 2264 09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
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C:\Users\Admin\AppData\Local\Temp\09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe"C:\Users\Admin\AppData\Local\Temp\09959212808be42dcc52dd0f1588da2e0cbce7e865969cb17a32e62c832b5c83.exe"2⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\winver.exewinver3⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 3004⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 7723⤵
- Program crash
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman1⤵
- Modifies data under HKEY_USERS
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4212 -ip 42121⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2264 -ip 22641⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/2264-1-0x00000000046F0000-0x0000000004D48000-memory.dmpFilesize
6.3MB
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memory/2264-2-0x0000000003F10000-0x0000000003F11000-memory.dmpFilesize
4KB
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memory/2264-6-0x0000000000400000-0x000000000043F000-memory.dmpFilesize
252KB
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memory/2264-12-0x00000000046F0000-0x0000000004D48000-memory.dmpFilesize
6.3MB
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memory/3472-4-0x00000000006E0000-0x00000000006E6000-memory.dmpFilesize
24KB
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memory/3472-5-0x00000000006E0000-0x00000000006E6000-memory.dmpFilesize
24KB
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memory/3472-9-0x0000000002660000-0x0000000002666000-memory.dmpFilesize
24KB